作者查詢 / alasa15
作者 alasa15 在 PTT [ Math ] 看板的留言(推文), 共95則
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1F推: f_n(x) = -n 不是uniformly bounded吧02/02 20:36
2F→: 找不到一個M使得 f_n(x) < M for all n02/02 20:37
4F→: 啊我看錯sor 看來是少打絕對值02/02 20:39
7F推: 跑去看考古沒看到這題呢02/02 01:26
6F→: i是虛數?11/19 06:33
13F→: 可微的複變函數 用牛頓法一定收斂11/19 18:58
14F→: 題外話了 跟這題無關11/19 18:58
2F→: 不想用L'Hospital的話可以泰勒展開e^z11/12 02:16
2F→:真的耶好簡單的點XD 謝謝~05/04 04:08
2F推:2.cos(1/n)-1=cos(1/n)-cos(0)=(1/n)*sin(t),0<t<1/n11/18 12:28
3F→:3. lim(n->∞) n^3(tan(1/n)-1/n) ≠ 011/18 12:32
6F→:只是個記號04/01 23:48
14F→:只是個記號04/01 23:48
1F→:用rank證?11/24 16:36
7F→:Consider x_1+...+x_k+x_(k+1)+...+x_n11/14 23:17
8F→:or stolz thm(discrete L'Hospital)11/14 23:18